Outside tap installation is one of the more affordable plumbing jobs. Here are typical London price ranges. Here is a guide to typical outside tap installation costs in London.
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Typical outside tap installation costs in London
| Job | Typical price range |
|---|---|
| New outside tap (standard, with check valve) | £90 to £180 |
| Replacing an existing outside tap | £70 to £150 |
| Fitting an isolation valve to an existing tap | £60 to £120 |
| Frost-free outside tap (fitted) | £120 to £220 |
| Hot and cold mixer outside tap | £180 to £350 |
| Repairing a leaking outside tap pipe | £80 to £180 |
These are typical market prices in London, not a quote. Your price depends on your home and the work needed.
What affects the price
- Distance from the supply. A tap directly behind the kitchen sink is quickest.
- Wall type. Thick solid walls in period homes take longer to drill.
- Tap type. Frost-free, lockable and mixer taps cost more.
- Access and parking in central London.
Book a plumber in London
Fixed-price quotes from local, fully trained plumbers.
What should be included
- The tap itself
- A double check valve to meet water regulations
- An internal isolation valve
- Sealing the hole through the wall
- Testing for leaks
Getting a fair quote
Tell the plumber where you want the tap and where your nearest cold-water pipe is. Ask for a fixed price that includes the check valve and isolation valve.
Frequently asked questions
How long does it take?
Usually one to two hours.
Can I buy my own tap?
Yes, as long as it is suitable and includes or allows a check valve.
Do you fit outside taps in winter?
Yes, all year round.

